CN211265255U - Mutual inductor for leakage protection - Google Patents
Mutual inductor for leakage protection Download PDFInfo
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- CN211265255U CN211265255U CN202020356071.6U CN202020356071U CN211265255U CN 211265255 U CN211265255 U CN 211265255U CN 202020356071 U CN202020356071 U CN 202020356071U CN 211265255 U CN211265255 U CN 211265255U
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Abstract
The utility model discloses a mutual inductor for leakage protection, which comprises a mutual inductor body, wherein the surface of the mutual inductor body is provided with a leakage protection structure, the leakage protection structure comprises an outer shell and a mutual inductor body arranged in the outer shell, the outer shell comprises a shell part, the shell part is a hollow structure with an opening at the top, and a cover is arranged on the shell part and is used for opening and closing the shell part; the lateral part of the shell part is provided with a through hole, and the cover is also provided with an alarm. The utility model discloses a mutual-inductor for earth leakage protection has effectively protected the mutual-inductor, prevents its electric leakage to can prevent that it is stolen.
Description
Technical Field
The utility model relates to a belong to mutual-inductor technical field, especially relate to a mutual-inductor for earth leakage protection.
Background
The mutual inductor is also called instrument transformer, and is a general name of current mutual inductor and voltage mutual inductor. The high voltage can be changed into low voltage, and the large current can be changed into small current for measuring or protecting the system. Its function is mainly to convert high voltage or large current into standard low voltage (100V) or standard small current (5A or 1A, both referring to rated value) in proportion so as to realize standardization and miniaturization of measuring instrument, protection equipment and automatic control equipment. Meanwhile, the mutual inductor can be used for isolating a high-voltage system so as to ensure the safety of people and equipment.
The existing mutual inductor is easy to damage parts when being improperly used or being used for too long time, so that the electric leakage phenomenon can be caused, and certain threat is brought to the safety of workers. On the other hand, if the protection measures are not in place, the phenomenon of electricity stealing is easy to occur, and the loss is large.
Therefore, it is obvious that the above-mentioned conventional transformers still have inconvenience and disadvantages in structure and use, and further improvement is needed. In order to solve the problems of the transformer, the related manufacturers have tried to solve the problems without diligent attention, but it has not been found that a suitable design is developed and completed for a long time, and there is no appropriate structure to solve the problems, which is obviously a problem to be solved urgently by the related manufacturers.
In view of the above-mentioned defects that exist in the prior art, the present invention discloses the inventor is based on the practical experience and the professional knowledge that are abundant for many years in the design and manufacture of this kind of product to cooperate the application of theory, actively study the innovation, establish a new mutual-inductor with the phase, can improve general current mutual-inductor, make it more have the practicality. Through continuous research and design, and after repeated trial and improvement, the utility model with practical value is finally created.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at overcomes the defect that current mutual-inductor exists, and provides a new mutual-inductor for earth leakage protection, and the technical problem that solve makes it have good earth leakage protection function to be suitable for the practicality more, and have the industrial value of utilizing.
The purpose of the utility model and the technical problem thereof are realized by adopting the following technical scheme.
According to the utility model provides a mutual-inductor for earth leakage protection, its characterized in that: the leakage protection structure comprises an outer shell and a transformer body arranged in the outer shell, wherein the outer shell comprises a shell part which is a hollow structure with an opening at the top, and a cover is arranged on the shell part and used for opening and closing the shell part; the lateral part of the shell part is provided with a through hole, and the cover is also provided with an alarm.
According to the utility model discloses an above-mentioned one embodiment provides a mutual-inductor for earth leakage protection, its characterized in that: the shell part comprises a front side plate, a rear side plate, a left side plate, a right side plate and a bottom plate, wherein the front side plate is parallel to the rear side plate, the left side plate is parallel to the right side plate and is arranged between the front side plate and the two ends of the rear side plate, the bottom plate is arranged at the bottom, so that a cubic structure with an opening at the top is formed, and the cover is matched with the opening in shape and size, so that the opening is opened or closed.
According to the utility model discloses an above-mentioned one embodiment provides a mutual-inductor for earth leakage protection, its characterized in that: the top of preceding curb plate, posterior lateral plate and left side board and right side board all is equipped with the bar recess, the position that the lid corresponds is equipped with the flange structure, the bar recess with the flange structure matches, makes the lid with casing portion plug-in connection.
According to the utility model discloses an above-mentioned one embodiment provides a mutual-inductor for earth leakage protection, its characterized in that: the mutual inductor body is arranged in the hollow structure of the shell part.
According to the utility model discloses an above-mentioned one embodiment provides a mutual-inductor for earth leakage protection, its characterized in that: the through-hole includes first through-hole and second through-hole, first through-hole sets up on the left side board of casing portion, the second through-hole sets up on the right side board of casing portion.
According to the utility model discloses an above-mentioned one embodiment provides a mutual-inductor for earth leakage protection, its characterized in that: the outer housing is made of an insulating material.
According to the utility model discloses an above-mentioned one embodiment provides a mutual-inductor for earth leakage protection, its characterized in that: the outer shell is made of a silica gel material.
Can know via the aforesaid, the utility model relates to a mutual-inductor for earth leakage protection, including mutual-inductor body and earth leakage protection structure, earth leakage protection structure includes the shell body and sets up the mutual-inductor body in the shell body. The outer shell comprises a shell body which is of a hollow structure with an opening at the top, and a cover is arranged on the shell body and used for opening and closing the shell body. The lateral part of the shell part is provided with a through hole, and the cover is also provided with an alarm. The mutual inductor can effectively protect workers from electric shock and prevent equipment from being stolen.
Borrow by above-mentioned technical scheme, the utility model discloses a mutual-inductor for earth leakage protection has following advantage at least: the mutual inductor of the utility model is provided with the leakage protection device on the basis of the prior art, on one hand, the leakage phenomenon can be effectively prevented when the equipment runs, thereby protecting the working personnel from the danger of electric shock; on the other hand, the device can prevent the mutual inductor from being stolen; through be equipped with earth leakage protection device in the mutual-inductor outside, also can prevent that mutual-inductor spare part from damaging, the effectual mutual-inductor of having protected.
To sum up, the utility model discloses special mutual-inductor for earth leakage protection effectively solves the defect of the easy electric leakage of mutual-inductor among the prior art. The mutual inductor has the advantages and practical values, does not have similar design publication or use in the similar structure, is innovative, has great improvement on the structure or the function, has great technical progress, produces good and practical effects, has multiple enhanced effects compared with the prior mutual inductor, is more suitable for practical use, has industrial wide utilization value, and is a novel, improved and practical new design.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
The specific structure of the present invention is given in detail by the following embodiments and the accompanying drawings.
Drawings
The disclosure of the present invention will become more readily understood with reference to the accompanying drawings. As is readily understood by those skilled in the art: these drawings are only intended to illustrate the technical solution of the present invention and are not intended to limit the scope of the present invention. In the figure:
fig. 1 is a schematic structural view of the leakage protection transformer of the present invention;
fig. 2 shows a partial development of the present invention.
Wherein, each reference number in the attached drawings is: an outer shell-1; a through hole-2; an alarm-3; a strip-shaped groove-4; flange structure-5; a housing portion-11; a cover-12; a second through-hole-22; a front side panel-111; a rear side panel-112; a left side panel-113; right side plate-114.
Detailed Description
To further illustrate the technical means and effects of the present invention for achieving the objects of the present invention, the following detailed description will be given with reference to the accompanying drawings and preferred embodiments of the present invention for the specific embodiments, steps, structures, features and effects of the mutual inductor for leakage protection according to the present invention.
Referring to fig. 1 and 2, a current leakage protection transformer according to a preferred embodiment of the present invention mainly includes a transformer body. The surface of the mutual inductor body is provided with an electric leakage protection structure. The earth leakage protection structure includes an outer case 1 and a transformer body (not shown) provided in the outer case. The outer housing 1 includes a housing portion 11. The housing portion 11 is an open-topped hollow structure with a cover 12 provided thereon for opening and closing the housing portion 11. The side of the housing portion 11 is provided with a through hole 2. The cover 12 is also provided with an alarm 3. The transformer body is disposed in the hollow structure of the case portion 11.
The housing portion 11 includes a front side plate 111, a rear side plate 112, a left side plate 113, a right side plate 114, and a bottom plate (not shown). The front side plate 111 is disposed in parallel with the rear side plate 112. The left side plate 113 is disposed in parallel with the right side plate 114 between both ends of the front side plate 111 and the rear side plate 112. The bottom plate is disposed at the bottom of the front side plate 111, the rear side plate 112, the left side plate 113, and the right side plate 114, thereby forming a cubic structure with an open top. The cover 12 is shaped and sized to fit the opening to open or close the opening. The top of the front side plate 111, the top of the rear side plate 112, the top of the left side plate 113 and the top of the right side plate 114 are all provided with strip-shaped grooves 4, and the corresponding position of the cover 12 is provided with a flange structure 5. The strip-shaped groove 4 is matched to the flange structure 5 so that the cover 12 is plug-connected to the housing part 11. The through-hole 2 includes a first through-hole (not shown) and a second through-hole 22. The first through hole is provided on the left side plate 113 of the housing portion 11, and the second through hole 22 is provided on the right side plate 114 of the housing portion 11. The outer casing 1 is made of an insulating material. Preferably, the outer housing 1 is made of a silicone material.
The utility model discloses a mutual-inductor for anticreep protection, under the normal condition, casing portion 11 forms enclosed construction with lid 2, and the mutual-inductor is arranged in inside. The leakage can be effectively prevented and the mutual inductor can be protected. The alarm is used for giving an alarm for use under the condition that the mutual inductor is stolen. The mutual inductor of the utility model is provided with the leakage protection device on the basis of the prior art, on one hand, the leakage phenomenon can be effectively prevented when the equipment runs, thereby protecting the working personnel from the danger of electric shock; on the other hand, the device can prevent the mutual inductor from being stolen; through be equipped with earth leakage protection device in the mutual-inductor outside, also can prevent that mutual-inductor spare part from damaging, the effectual mutual-inductor of having protected.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed with reference to the preferred embodiment, it is not limited to the present invention, and any skilled person in the art can make many modifications or equivalent variations by using the above disclosed method and technical contents without departing from the technical scope of the present invention, but all the simple modifications, equivalent variations and modifications made by the technical spirit of the present invention to the above embodiments are within the scope of the technical solution of the present invention.
Claims (7)
1. A mutual inductor for earth leakage protection is characterized in that: the leakage protection structure comprises an outer shell and a transformer body arranged in the outer shell, wherein the outer shell comprises a shell part which is a hollow structure with an opening at the top, and a cover is arranged on the shell part and used for opening and closing the shell part; the lateral part of the shell part is provided with a through hole, and the cover is also provided with an alarm.
2. A leakage protection transformer according to claim 1, wherein: the shell part comprises a front side plate, a rear side plate, a left side plate, a right side plate and a bottom plate, wherein the front side plate is parallel to the rear side plate, the left side plate is parallel to the right side plate and is arranged between the front side plate and the two ends of the rear side plate, the bottom plate is arranged at the bottom, so that a cubic structure with an opening at the top is formed, and the cover is matched with the opening in shape and size, so that the opening is opened or closed.
3. A leakage protection transformer according to claim 2, wherein: the top of preceding curb plate, posterior lateral plate and left side board and right side board all is equipped with the bar recess, the position that the lid corresponds is equipped with the flange structure, the bar recess with the flange structure matches, makes the lid with casing portion plug-in connection.
4. A leakage protection transformer according to claim 1, wherein: the mutual inductor body is arranged in the hollow structure of the shell part.
5. A leakage protection transformer according to claim 2, wherein: the through-hole includes first through-hole and second through-hole, first through-hole sets up on the left side board of casing portion, the second through-hole sets up on the right side board of casing portion.
6. A leakage protection transformer according to claim 1, wherein: the outer housing is made of an insulating material.
7. A leakage protection transformer according to claim 1, wherein: the outer shell is made of a silica gel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020356071.6U CN211265255U (en) | 2020-03-19 | 2020-03-19 | Mutual inductor for leakage protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020356071.6U CN211265255U (en) | 2020-03-19 | 2020-03-19 | Mutual inductor for leakage protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211265255U true CN211265255U (en) | 2020-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020356071.6U Active CN211265255U (en) | 2020-03-19 | 2020-03-19 | Mutual inductor for leakage protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211265255U (en) |
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2020
- 2020-03-19 CN CN202020356071.6U patent/CN211265255U/en active Active
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